Guest Stars Teryl Rothery as Dr. Janet Fraiser Peter Stebbings as Malek Allison Hossack as Zenna Valk Daryl Shuttleworth as Cmdr. Tegar Gwynyth Walsh as Kelmaa Malcolm Stewart as Dollen Co Starring Andrew Moxham as Pangar Sentry Trever Havixbeck as Pangar Sentry